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PIC16F684-E/P 数据表(PDF) 8 Page - Microchip Technology |
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PIC16F684-E/P 数据表(HTML) 8 Page - Microchip Technology |
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8 / 164 page  PIC16F684 DS41202C-page 6 Preliminary 2004 Microchip Technology Inc. TABLE 1-1: PIC16F684 PINOUT DESCRIPTION Name Function Input Type Output Type Description RA0/AN0/C1IN+/ICSPDAT/ULPWU RA0 TTL CMOS PORTA I/O w/programmable pull-up and interrupt-on-change AN0 AN — A/D Channel 0 input C1IN+ AN — Comparator 1 input ICSPDAT TTL CMOS Serial Programming Data I/O ULPWU AN — Ultra Low-power Wake-up input RA1/AN1/C1IN-/VREF/ICSPCLK RA1 TTL CMOS PORTA I/O w/programmable pull-up and interrupt-on-change AN1 AN — A/D Channel 1 input C1IN- AN — Comparator 1 input VREF AN — External Voltage Reference for A/D ICSPCLK ST — Serial Programming Clock RA2/AN2/T0CKI/INT/C1OUT RA2 ST CMOS PORTA I/O w/programmable pull-up and interrupt-on-change AN2 AN — A/D Channel 2 input T0CKI ST — Timer0 clock input INT ST — External Interrupt C1OUT — CMOS Comparator 1 output RA3/MCLR/VPP RA3 TTL — PORTA input with interrupt-on-change MCLR ST — Master Clear w/internal pull-up VPP HV — Programming voltage RA4/AN3/T1G/OSC2/CLKOUT RA4 TTL CMOS PORTA I/O w/programmable pull-up and interrupt-on-change AN3 AN — A/D Channel 3 input T1G ST — Timer1 gate OSC2 — XTAL Crystal/Resonator CLKOUT — CMOS FOSC/4 output RA5/T1CKI/OSC1/CLKIN RA5 TTL CMOS PORTA I/O w/programmable pull-up and interrupt-on-change T1CKI ST — Timer1 clock OSC1 XTAL — Crystal/Resonator CLKIN ST — External clock input/RC oscillator connection RC0/AN4/C2IN+ RC0 TTL CMOS PORTC I/O AN4 AN — A/D Channel 4 input C2IN+ AN — Comparator 2 input RC1/AN5/C2IN- RC1 TTL CMOS PORTC I/O AN5 AN — A/D Channel 5 input C2IN- AN — Comparator 2 input RC2/AN6/P1D RC2 TTL CMOS PORTC I/O AN6 AN — A/D Channel 6 input P1D — CMOS PWM output RC3/AN7/P1C RC3 TTL CMOS PORTC I/O AN7 AN — A/D Channel 7 input P1C — CMOS PWM output RC4/C2OUT/P1B RC4 TTL CMOS PORTC I/O C2OUT — CMOS Comparator 2 output P1B — CMOS PWM output RC5/CCP1/P1A RC5 TTL CMOS PORTC I/O CCP1 ST CMOS Capture input/Compare output P1A — CMOS PWM output VSS VSS Power — Ground reference VDD VDD Power — Positive supply Legend: TTL = TTL input buffer, ST = Schmitt Trigger input buffer, AN = Analog input |
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